package com.tledu.zyf.servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet("/logout")
public class LogoutServlet extends HttpServlet {
	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		// 删除 session 中的登录信息,并返回到登录页面
		req.getSession().invalidate();
		// 登录页面
		resp.sendRedirect(req.getContextPath() + "/login.jsp");
	}
}
